aboutsummaryrefslogtreecommitdiffstats
path: root/Rpmdrake/pkg.pm
blob: a421a7dbb219f5ebf2e0bbadcf473f386169837e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
package Rpmdrake::pkg;
#*****************************************************************************
#
#  Copyright (c) 2002 Guillaume Cottenceau
#  Copyright (c) 2002-2007 Thierry Vignaud <tvignaud@mandriva.com>
#  Copyright (c) 2003, 2004, 2005 MandrakeSoft SA
#  Copyright (c) 2005-2007 Mandriva SA
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License version 2, as
#  published by the Free Software Foundation.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
#*****************************************************************************
#
# $Id: pkg.pm 270160 2010-06-22 19:55:40Z jvictor $

use strict;
use MDK::Common::Func 'any';
use lib qw(/usr/lib/libDrakX);
use common;
use POSIX qw(_exit);
use URPM;
use utf8;
use Rpmdrake::open_db;
use Rpmdrake::gurpm;
use Rpmdrake::formatting;
use Rpmdrake::rpmnew;
use gurpm::RPMProgressDialog;

use rpmdrake;
use urpm;
use urpm::lock;
use urpm::install;
use urpm::signature;
use urpm::get_pkgs;
use urpm::select;
use urpm::main_loop;
use urpm::args qw();


use Exporter;
our @ISA = qw(Exporter);
our @EXPORT = qw(
                    $priority_up_alread_warned
                    download_callback
                    extract_header
                    find_installed_version
                    get_pkgs
                    perform_installation
                    perform_removal
                    run_rpm
                    sort_packages
                    );

use mygtk2 qw(gtknew);
use ugtk2 qw(:all);

our $priority_up_alread_warned;

sub sort_packages_biarch {
    sort {
        my ($na, $aa) = $a =~ /^(.*-[^-]+-[^-]+)\.([^.-]+)$/;
        my ($nb, $ab) = $b =~ /^(.*-[^-]+-[^-]+)\.([^.-]+)$/;
        $na cmp $nb || ($ab =~ /64$/) <=> ($aa =~ /64$/);
    } @_;
}

sub sort_packages_monoarch {
    sort { uc($a) cmp uc($b) } @_;
}

*sort_packages = arch() =~ /x86_64/ ? \&sort_packages_biarch : \&sort_packages_monoarch;

sub run_rpm {
    foreach (qw(LANG LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT LC_IDENTIFICATION LC_ALL)) {
        local $ENV{$_} = $ENV{$_} . '.UTF-8' if $ENV{$_} && $ENV{$_} !~ /UTF-8/;
    }
    my @l = map { ensure_utf8($_); $_ } run_program::get_stdout(@_);
    wantarray() ? @l : join('', @l);
}


sub extract_header {
    my ($pkg, $urpm, $xml_info, $o_installed_version) = @_;
    my %fields = (
        info => 'description',
        files => 'files',
        changelog => 'changelog',
    );
    # already extracted:
    return if $pkg->{$fields{$xml_info}};

    my $p = $pkg->{pkg};

    if (!$p) {
        warn ">> ghost package '$pkg' has no URPM object!!!\n";
        return;
    }

    my $name = $p->fullname;
    # fix extracting info for SRPMS and RPM GPG keys:
    $name =~ s!\.src!!;

    if ($p->flag_installed && !$p->flag_upgrade) {
        my @files = map { chomp_($_) } run_rpm("rpm -ql $name");
	add2hash($pkg, { files => [ @files ? @files : N("(none)") ],
                         description => rpm_description(scalar(run_rpm("rpm -q --qf '%{description}' $name"))),
                         changelog => format_changelog_string($o_installed_version, scalar(run_rpm("rpm -q --changelog $name"))) });
    } else {
	my $medium = pkg2medium($p, $urpm);
        my ($local_source, %xml_info_pkgs, $bar_id);
        my $_statusbar_clean_guard = before_leaving { $bar_id and statusbar_msg_remove($bar_id) };
        my $dir = urpm::file_from_local_url($medium->{url});
	$local_source = "$dir/" . $p->filename if $dir;

        if (-e $local_source) {
            $bar_id = statusbar_msg(N("Getting information from %s...", $dir), 0);
            $urpm->{log}("getting information from rpms from $dir");
        } else {
            my $gurpm;
            $bar_id = statusbar_msg(N("Getting '%s' from XML meta-data...", $xml_info), 0);
            my $_gurpm_clean_guard = before_leaving { undef $gurpm };
	    my $xml_info_file = eval { urpm::media::any_xml_info($urpm, $medium, $xml_info, undef, sub {
                                                                      $gurpm ||= Rpmdrake::gurpm->new(N("Please wait"),
                                                                                                      '', # FIXME: add a real string after cooker
                                                                                                      transient => $::main_window);
                                                                      download_callback($gurpm, @_)
                                                                        or goto header_non_available;
								     }) };
	    if ($xml_info_file) {
                    require urpm::xml_info;
                    require urpm::xml_info_pkg;
                    $urpm->{log}("getting information from $xml_info_file");
                    my %nodes = eval { urpm::xml_info::get_nodes($xml_info, $xml_info_file, [ $name ]) };
                    goto header_non_available if $@;
                    put_in_hash($xml_info_pkgs{$name} ||= {}, $nodes{$name});
                } else {
                    if ($xml_info eq 'info') {
                        $urpm->{info}(N("No xml info for medium \"%s\", only partial result for package %s", $medium->{name}, $name));
                    } else {
                        $urpm->{error}(N("No xml info for medium \"%s\", unable to return any result for package %s", $medium->{name}, $name));
                    }
                }
	}

        #- even if non-root, search for a header in the global cachedir
        if (-s $local_source) {
            $p->update_header($local_source) or do {
		warn "Warning, could not extract header for $name from $medium!";
		goto header_non_available;
	    };
	    my @files = $p->files;
	    @files = N("(none)") if !@files;
	    add2hash($pkg, { description => rpm_description($p->description),
	        files => \@files,
	        url => $p->url,
		changelog => format_changelog_changelogs($o_installed_version, $p->changelogs) });
	    $p->pack_header; # needed in order to call methods on objects outside ->traverse
        } elsif ($xml_info_pkgs{$name}) {
            if ($xml_info eq 'info') {
                add2hash($pkg, { description => rpm_description($xml_info_pkgs{$name}{description}),
                                 url => $xml_info_pkgs{$name}{url}
                             });
            } elsif ($xml_info eq 'files') {
                my @files = map { chomp_(to_utf8($_)) } split("\n", $xml_info_pkgs{$name}{files});
                add2hash($pkg, { files => [ @files ? @files : N("(none)") ] });
            } elsif ($xml_info eq 'changelog') {
                add2hash($pkg, { 
                    changelog => format_changelog_changelogs($o_installed_version,
                                                             @{$xml_info_pkgs{$name}{changelogs}})
                });
            }
        } else {
            goto header_non_available;
        }
        return;
           header_non_available:
             add2hash($pkg, { summary => $p->summary || N("(Not available)"), description => undef });
    }
}

sub find_installed_version {
    my ($p) = @_;
    return if !$p;
    my $version;
    open_rpm_db()->traverse_tag_find('name', $p->name, sub { $version = $_[0]->EVR });
    $version || N("(none)");
}

my $canceled;
sub download_callback {
    my ($gurpm, $mode, $file, $percent, $total, $eta, $speed) = @_;
    $canceled = 0;
    if ($mode eq 'start') {
        $gurpm->label(N("Downloading package `%s'...", basename($file)));
        $gurpm->validate_cancel(but(N("Cancel")), sub { $canceled = 1 });
    } elsif ($mode eq 'progress') {
        $gurpm->label(
            join("\n",
                 N("Downloading package `%s'...", basename($file)),
                 (defined $total && defined $eta ?
                    N("        %s%% of %s completed, ETA = %s, speed = %s", $percent, $total, $eta, $speed)
                      : N("        %s%% completed, speed = %s", $percent, $speed)
                  ) =~ /^\s*(.*)/
              ),
        );
        $gurpm->set_progressbar($percent/100);
    } elsif ($mode eq 'end') {
        $gurpm->set_progressbar(1);
        $gurpm->invalidate_cancel;
    }
    !$canceled;
}


# -=-=-=---=-=-=---=-=-=-- install packages -=-=-=---=-=-=---=-=-=-

my (@update_medias, $is_update_media_already_asked);

sub warn_about_media {
    my ($w, %options) = @_;

    return if $::MODE ne 'update';
    return if $::rpmdrake_options{'no-media-update'};

    # we use our own instance of the urpmi db in order not to mess up with skip-list managment (#31092):
    # and no need to fully configure urpmi since we may have to do it again anyway because of new media:
    my $urpm = fast_open_urpmi_db();

    my $_lock = urpm::lock::urpmi_db($urpm, undef, wait => $urpm->{options}{wait_lock});

    # build media list:
    @update_medias = get_update_medias($urpm);

    # do not update again media after installing/removing some packages:
    $::rpmdrake_options{'no-media-update'} ||= 1;

	    if (@update_medias > 0) {
		if (!$options{skip_updating_mu} && !$is_update_media_already_asked) {
              $is_update_media_already_asked = 1;
		     $::rpmdrake_options{'no-confirmation'} or interactive_msg(N("Confirmation"),
N("I need to contact the mirror to get latest update packages.
Please check that your network is currently running.

Is it ok to continue?"), yesno => 1,
                   widget =>  gtknew('CheckButton', text => N("Do not ask me next time"),
                                     active_ref => \$::rpmdrake_options{'no-confirmation'}
                                 )) or myexit(-1);
		    writeconf();
		    urpm::media::select_media($urpm, map { $_->{name} } @update_medias);
		    update_sources($urpm, noclean => 1, medialist => [ map { $_->{name} } @update_medias ]);
		}
	    } else {
		if (any { $_->{update} } @{$urpm->{media}}) {
		    interactive_msg(N("Already existing update media"),
N("You already have at least one update medium configured, but
all of them are currently disabled. You should run the Software
Media Manager to enable at least one (check it in the \"%s\"
column).

Then, restart \"%s\".", N("Enabled"), $rpmdrake::myname_update));
		    myexit(-1);
		}
		my ($mirror) = choose_mirror($urpm, transient => $w->{real_window} || $::main_window,
                                       message => join("\n\n",
                                                       N("You have no configured update media. MageiaUpdate cannot operate without any update media."),
                                                       N("I need to contact the Mageia website to get the mirror list.
Please check that your network is currently running.

Is it ok to continue?"),
                                                         ),
                                   );
		my $m = ref($mirror) ? $mirror->{url} : '';
		$m or interactive_msg(N("How to choose manually your mirror"),
N("You may also choose your desired mirror manually: to do so,
launch the Software Media Manager, and then add a `Security
updates' medium.

Then, restart %s.", $rpmdrake::myname_update)), myexit(-1);
		add_distrib_update_media($urpm, $mirror, only_updates => 1);
	    }
}


sub get_parallel_group() {
    $::rpmdrake_options{parallel} ? $::rpmdrake_options{parallel}[0] : undef;
}

my ($count, $level, $limit, $new_stage, $prev_stage, $total);

sub init_progress_bar {
    my ($urpm) = @_;
    undef $_ foreach $count, $prev_stage, $new_stage, $limit;
    $level = 0.05;
    $total = @{$urpm->{depslist}};
}
    
sub reset_pbar_count {
    undef $prev_stage;
    $count = 0;
    $limit = $_[0];
}

sub update_pbar {
    my ($gurpm) = @_;
    return if !$total;          # don't die if there's no source
    $count++;
    $new_stage = $level+($limit-$level)*$count/$total;
    if ($prev_stage + 0.01 < $new_stage) {
        $prev_stage = $new_stage;
        $gurpm->progress($new_stage);
    }
}


sub get_installed_packages {
    my ($urpm, $db, $all_pkgs, $gurpm) = @_;

    my @base = ("basesystem", split /,\s*/, $urpm->{global_config}{'prohibit-remove'});
    my (%base, %basepackages, @installed_pkgs, @processed_base);
    reset_pbar_count(0.33);
    while (defined(local $_ = shift @base)) {
	exists $basepackages{$_} and next;
	$db->traverse_tag(m|^/| ? 'path' : 'whatprovides', [ $_ ], sub {
			      update_pbar($gurpm);
			      my $name = $_[0]->fullname;
			      # workaround looping in URPM:
			      return if member($name, @processed_base);
			      push @processed_base, $name;
			      push @{$basepackages{$_}}, $name;
			      push @base, $_[0]->requires_nosense;
			  });
    }
    foreach (values %basepackages) {
	my $n = @$_;            #- count number of times it's provided
	foreach (@$_) {
	    $base{$_} = \$n;
	}
    }
    # costly:
    $db->traverse(sub {
                      my ($pkg) = @_;
                      update_pbar($gurpm);
                      my $fullname = urpm_name($pkg);
                      return if $fullname =~ /@/;
                      $all_pkgs->{$fullname} = {
                          pkg => $pkg, urpm_name => $fullname,
                      } if !($all_pkgs->{$fullname} && $all_pkgs->{$fullname}{description});
                      if (my $name = $base{$fullname}) {
                          $all_pkgs->{$fullname}{base} = \$name;
                          $pkg->set_flag_base(1) if $$name == 1;
                      }
                      push @installed_pkgs, $fullname;
                      $pkg->set_flag_installed;
                      $pkg->pack_header; # needed in order to call methods on objects outside ->traverse
                  });
    @installed_pkgs;
}

urpm::select::add_packages_to_priority_upgrade_list('rpmdrake', 'perl-Glib', 'perl-Gtk2');

my $priority_state;
our $need_restart;

our $probe_only_for_updates;

sub get_updates_list {
    my ($urpm, $db, $state, $requested, $requested_list, $requested_strict, $all_pkgs, %limit_preselect) = @_;

    $urpm->request_packages_to_upgrade(
	$db,
	$state,
	$requested,
	%limit_preselect
    );

    require Rpmdrake::gui;
    my %common_opts = (
        callback_choices => \&Rpmdrake::gui::callback_choices,
        priority_upgrade => $urpm->{options}{'priority-upgrade'},
    );

    if ($urpm->{options}{'priority-upgrade'}) {
        $need_restart =
          urpm::select::resolve_priority_upgrades_after_auto_select($urpm, $db, $state,
                                                                    $requested, %common_opts);
    }

    # list of updates (including those matching /etc/urpmi/skip.list):
    @$requested_list = sort map {
	my $name = urpm_name($_);
        $all_pkgs->{$name} = { pkg => $_ };
	$name;
    } @{$urpm->{depslist}}[keys %$requested];

    # list of pure updates (w/o those matching /etc/urpmi/skip.list but with their deps):
    if ($probe_only_for_updates && !$need_restart) {
        @$requested_strict = sort map {
            urpm_name($_);
        } $urpm->resolve_requested($db, $state, $requested, callback_choices => \&Rpmdrake::gui::callback_choices);

        if (my @l = grep { $state->{selected}{$_->id} }
              urpm::select::_priority_upgrade_pkgs($urpm, $urpm->{options}{'priority-upgrade'})) {
            if (!$need_restart) {
                $need_restart =
                  urpm::select::_resolve_priority_upgrades($urpm, $db, $state, $state->{selected},
                                                           \@l, %common_opts);
            }
        }
    }

    if ($need_restart) {
        $requested_strict = [ map { scalar $_->fullname } @{$urpm->{depslist}}[keys %{$state->{selected}}] ];
        # drop non priority updates:
        @$requested_list = ();
    }

    # list updates including skiped ones + their deps in MageiaUpdate:
    @$requested_list = uniq(@$requested_list, @$requested_strict);

    # do not pre select updates in rpmdrake:
    @$requested_strict = () if !$probe_only_for_updates;
}

sub get_pkgs {
    my (%options) = @_;
    my $w = $::main_window;

    my $gurpm = Rpmdrake::gurpm->new(1 ? N("Please wait") : N("Package installation..."), N("Initializing..."), transient => $::main_window);
    my $_gurpm_clean_guard = before_leaving { undef $gurpm };
    #my $_flush_guard = Gtk2::GUI_Update_Guard->new;

    warn_about_media($w, %options);

    my $urpm = open_urpmi_db(update => $probe_only_for_updates && !is_it_a_devel_distro());

    my $_drop_lock = before_leaving { undef $urpm->{lock} };

    $priority_up_alread_warned = 0;

    # update media list in case warn_about_media() added some:
    @update_medias = get_update_medias($urpm);

    $gurpm->label(N("Reading updates description"));
    $gurpm->progress(0.05);

	#- parse the description file
    my $update_descr = urpm::get_updates_description($urpm, @update_medias);

    my $_unused = N("Please wait, finding available packages...");

    # find out installed packages:

    init_progress_bar($urpm);

    $gurpm->label(N("Please wait, listing base packages..."));
    $gurpm->progress($level);
    
    my $db = eval { open_rpm_db() };
    if (my $err = $@) {
	interactive_msg(N("Error"), N("A fatal error occurred: %s.", $err));
        return;
    }

    my $sig_handler = sub { undef $db; exit 3 };
    local $SIG{INT} = $sig_handler;
    local $SIG{QUIT} = $sig_handler;
    
    $gurpm->label(N("Please wait, finding installed packages..."));
    $gurpm->progress($level = 0.33);
    reset_pbar_count(0.66);
    my (@installed_pkgs, %all_pkgs);
    if (!$probe_only_for_updates) {
        @installed_pkgs = get_installed_packages($urpm, $db, \%all_pkgs, $gurpm);
    }

    if (my $group = get_parallel_group()) {
        urpm::media::configure($urpm, parallel => $group);
    }

    # find out availlable packages:

    $urpm->{state} = {};

    $gurpm->label(N("Please wait, finding available packages..."));
    $gurpm->progress($level = 0.66);

    check_update_media_version($urpm, @update_medias);

    my $requested = {};
    my $state = {};
    my (@requested, @requested_strict);

    if ($compute_updates->[0] || $::MODE eq 'update') {
        my %filter;
        if ($options{pure_updates}) {
            # limit to packages from update-media (dependencies can still come from other media)
            %filter = (idlist => [ map { $_->{start} .. $_->{end} } @update_medias ]);
        }
        get_updates_list($urpm, $db, $state, $requested, \@requested, \@requested_strict, \%all_pkgs, %filter);
    }

    $priority_state = $need_restart ? $state : undef;

    if (!$probe_only_for_updates) {
        $urpm->compute_installed_flags($db); # TODO/FIXME: not for updates
        $urpm->{depslist}[$_]->set_flag_installed foreach keys %$requested; #- pretend it's installed
    }
    $urpm->{rpmdrake_state} = $state; #- Don't forget it
    $gurpm->progress($level = 0.7);

    my %l;
    reset_pbar_count(1);
    foreach my $pkg (@{$urpm->{depslist}}) {
        update_pbar($gurpm);
	$pkg->flag_upgrade or next;
	my $key = $pkg->name . $pkg->arch;
	$l{$key} = $pkg if !$l{$key} || $l{$key}->compare($pkg);
    }
    my @installable_pkgs = map { my $n = $_->fullname; $all_pkgs{$n} = { pkg => $_ }; $n } values %l;
    undef %l;

    my @inactive_backports;
    my @active_backports;
    my @backport_medias = get_backport_media($urpm);

    foreach my $medium (@backport_medias) {
        update_pbar($gurpm);

        # The 'searchmedia' flag differentiates inactive backport medias
        # (because that option was passed to urpm::media::configure to
        # temporarily enable them)

        my $backports =  
            $medium->{searchmedia} ? \@inactive_backports : \@active_backports;

      foreach my $pkg_id ($medium->{start} .. $medium->{end}) {
          next if !$pkg_id;
          my $pkg = $urpm->{depslist}[$pkg_id];
          $pkg->flag_upgrade or next;
          my $name = $pkg->fullname;
          push @$backports, $name;
          $all_pkgs{$name} = { pkg => $pkg, is_backport => 1 };
      }
    }
    my @updates = @requested;
    # selecting updates by default but skipped ones (MageiaUpdate only):
    foreach (@requested_strict) {
	$all_pkgs{$_}{selected} = 1;
    }

    # urpmi only care about the first medium where it found the package,
    # so there's no need to list the same package several time:
    @installable_pkgs = uniq(difference2(\@installable_pkgs, \@updates));

    my @meta_pkgs = grep { /^task-|^basesystem/ } keys %all_pkgs;
 
    my @gui_pkgs = map { chomp; $_ } cat_('/usr/share/rpmdrake/gui.lst');
    # add meta packages to GUI packages list (which expect basic names not fullnames):
    push @gui_pkgs, map { (split_fullname($_))[0] } @meta_pkgs;

    +{ urpm => $urpm,
       all_pkgs => \%all_pkgs,
       installed => \@installed_pkgs,
       installable => \@installable_pkgs,
       updates => \@updates,
       meta_pkgs => \@meta_pkgs,
       gui_pkgs => [ grep { my $p = $all_pkgs{$_}{pkg}; $p && member(($p->fullname)[0], @gui_pkgs) } keys %all_pkgs ],
       update_descr => $update_descr,
       backports => [ @inactive_backports, @active_backports ],
       inactive_backports => \@inactive_backports
   };
}

sub display_READMEs_if_needed {
    my ($urpm, $w) = @_;
    return if !$urpm->{readmes};
    my %Readmes = %{$urpm->{readmes}};
    if (keys %Readmes) {        #- display the README*.urpmi files
        interactive_packtable(
            N("Upgrade information"),
            $w,
            N("These packages come with upgrade information"),
            [ map {
                my $fullname = $_;
                [ gtkpack__(
                    gtknew('HBox'),
                    gtkset_selectable(gtknew('Label', text => $Readmes{$fullname}),1),
                ),
                  gtksignal_connect(
                      gtknew('Button', text => N("Upgrade information about this package")),
                      clicked => sub {
                          interactive_msg(
                              N("Upgrade information about package %s", $Readmes{$fullname}),
                              (join '' => map { s/$/\n/smg; $_ } formatAlaTeX(scalar cat_($fullname))),
                              scroll => 1,
                          );
                      },
                  ),
		    ] } keys %Readmes ],
            [ gtknew('Button', text => N("Ok"), clicked => sub { Gtk2->main_quit }) ]
        );
    }
}

sub perform_parallel_install {
    my ($urpm, $group, $w, $statusbar_msg_id) = @_;
    my @pkgs = map { if_($_->flag_requested, urpm_name($_)) } @{$urpm->{depslist}};

    my @error_msgs;
    my $res = !run_program::run('urpmi', '2>', \@error_msgs, '-v', '--X', '--parallel', $group, @pkgs);

    if ($res) {
        $$statusbar_msg_id = statusbar_msg(
            #N("Everything installed successfully"),
            N("All requested packages were installed successfully."),
        );
    } else {
        interactive_msg(
            N("Problem during installation"),
            N("There was a problem during the installation:\n\n%s", join("\n", @error_msgs)),
            scroll => 1,
        );
    }
    open_rpm_db('force_sync');
    $w->set_sensitive(1);
    return 0;
}

sub perform_installation {  #- (partially) duplicated from /usr/sbin/urpmi :-(
    my ($urpm, $pkgs) = @_;

    my @error_msgs;
    my $statusbar_msg_id;
    my $gurpm;
    local $urpm->{fatal} = sub {
        my $fatal_msg = $_[1];
        printf STDERR "Fatal: %s\n", $fatal_msg;
        undef $gurpm;
        interactive_msg(N("Installation failed"),
                        N("There was a problem during the installation:\n\n%s", $fatal_msg));
        goto return_with_exit_code;
    };
    local $urpm->{error} = sub { printf STDERR "Error: %s\n", $_[0]; push @error_msgs, $_[0] };

    my $w = $::main_window;
    $w->set_sensitive(0);
    my $_restore_sensitive = before_leaving { $w->set_sensitive(1) };

    my $_flush_guard = Gtk2::GUI_Update_Guard->new;

    if (my $group = get_parallel_group()) {
        return perform_parallel_install($urpm, $group, $w, \$statusbar_msg_id);
    }

    my ($lock, $rpm_lock);
    if (!$::env) {
        $lock = urpm::lock::urpmi_db($urpm, undef, wait => $urpm->{options}{wait_lock});
        $rpm_lock = urpm::lock::rpm_db($urpm, 'exclusive');
    }
    my $state = $priority_state || $probe_only_for_updates ? { } : $urpm->{rpmdrake_state};

    my $bar_id = statusbar_msg(N("Checking validity of requested packages..."), 0);

    # FIXME: THIS SET flag_requested on all packages!!!!
    # select packages to install / enssure selected pkg set is consistant:
    my %saved_flags;
    my $requested = { map {
        $saved_flags{$_->id} = $_->flag_requested;
        $_->id => undef;
    } grep { $_->flag_selected } @{$urpm->{depslist}} };
    urpm::select::resolve_dependencies(
        $urpm, $state, $requested,
        rpmdb => $::env && "$::env/rpmdb.cz",
        callback_choices => \&Rpmdrake::gui::callback_choices,
    );
    statusbar_msg_remove($bar_id);

    my ($local_sources, $blist) = urpm::get_pkgs::selected2local_and_blists($urpm, $state->{selected});
    if (!$local_sources && (!$blist || !@$blist)) {
        interactive_msg(
	    N("Unable to get source packages."),
	    N("Unable to get source packages, sorry. %s",
		@error_msgs ? N("\n\nError(s) reported:\n%s", join("\n", @error_msgs)) : ''),
	    scroll => 1,
	);
        goto return_with_exit_code;
    }

    my @to_install = @{$urpm->{depslist}}[keys %{$state->{selected}}];
    my @pkgs = map { scalar($_->fullname) } sort(grep { $_->flag_selected } @to_install);
    $urpm->{nb_install} = @to_install;

    @{$urpm->{ask_remove}} = sort(urpm::select::removed_packages($urpm->{state}));
    my @to_remove = map { if_($pkgs->{$_}{selected} && !$pkgs->{$_}{pkg}->flag_upgrade, $pkgs->{$_}{urpm_name}) } keys %$pkgs;

    my $r = format_list(map { scalar(urpm::select::translate_why_removed_one($urpm, $urpm->{state}, $_)) } @to_remove);

    my ($size, $filesize) = $urpm->selected_size_filesize($state);
    my $install_count = int(@pkgs);
    my $to_install = $install_count == 0 ? '' :
      ($priority_state ? '<b>' . N("Rpmdrake or one of its priority dependencies needs to be updated first. Rpmdrake will then restart.") . '</b>' . "\n\n" : '') .
      (P("The following package is going to be installed:", "The following %d packages are going to be installed:", $install_count, $install_count)
      . "\n\n" . format_list(map { s!.*/!!; $_ } @pkgs));
    my $remove_count =  scalar(@to_remove);
    interactive_msg(($to_install ? N("Confirmation") : N("Some packages need to be removed")),
                    join("\n\n", 
                     ($r ? 
                        (!$to_install ? (P("Remove one package?", "Remove %d packages?", $remove_count, $remove_count), $r) :
 (($remove_count == 1 ?
 N("The following package has to be removed for others to be upgraded:")
   : N("The following packages have to be removed for others to be upgraded:")), $r), if_($to_install, $to_install))
                          : $to_install),
                         format_size($size),
                         format_filesize($filesize),
                         N("Is it ok to continue?")),
                     scroll => 1,
                     yesno => 1) or return 1;

    my $_umount_guard = before_leaving { urpm::removable::try_umounting_removables($urpm) };

    # select packages to uninstall for !update mode:
    perform_removal($urpm, { map { $_ => $pkgs->{$_} } @to_remove }) if !$probe_only_for_updates;

    $gurpm = gurpm::RPMProgressDialog->new($urpm);
    $gurpm->label(1 ? N("Please wait") : N("Package installation..."));
    my $_gurpm_clean_guard = before_leaving { undef $gurpm };
    my $something_installed;
 
    if (@to_install && $::rpmdrake_options{auto_orphans}) {
        urpm::orphans::compute_future_unrequested_orphans($urpm, $state);
        if (my @orphans = map { scalar $_->fullname } @{$state->{orphans_to_remove}}) {
            interactive_msg(N("Orphan packages"), P("The following orphan package will be removed.",
                    "The following orphan packages will be removed.", scalar(@orphans))
              . "\n" . urpm::orphans::add_leading_spaces(join("\n", @orphans) . "\n"), scroll => 1);
        }
    }

    urpm::orphans::mark_as_requested($urpm, $state, 0);

    my ($progress, $total, @rpms_upgrade);
    my ($remaining, $done);

    # FIXME: sometimes state is lost:
    my @ask_unselect = urpm::select::unselected_packages($state);

    # fix flags for orphan computing:
    foreach (keys %{$state->{selected}}) {
        my $pkg = $urpm->{depslist}[$_];
        $pkg->set_flag_requested($saved_flags{$pkg->id});
    }

    $gurpm->init_progressbar;

    my $exit_code = 
      urpm::main_loop::run($urpm, $state, 1, \@ask_unselect,
                         {
                             completed => sub {
                                 # explicitly destroy the progress window when it's over; we may
                                 # have sg to display before returning (errors, rpmnew/rpmsave, ...):
                                 undef $gurpm;
                                       
                                 undef $lock;
                                 undef $rpm_lock;
                             },
                             inst => \&gurpm::RPMProgressDialog::callback_inst,
                             trans => \&gurpm::RPMProgressDialog::callback_inst,
                             uninst => \&gurpm::RPMProgressDialog::callback_inst,
                             ask_yes_or_no => sub {
                                 # handle 'allow-force' and 'allow-nodeps' options:
                                 my ($title, $msg) = @_;
                                 local $::main_window = $gurpm->{real_window};
                                 interactive_msg($title, $msg, yesno => 1, scroll => 1,
                                 );
                             },
                             message => sub {
                                 my ($title, $message) = @_;
                                 interactive_msg($title, $message, scroll => 1);
                             },
                             # cancel installation when 'cancel' button is pressed:
                             trans_log => sub { gurpm::RPMProgressDialog::callback_download(@_) }, # or goto return_with_exit_code },
                             post_extract => sub {
                                 my ($_set, $transaction_sources, $transaction_sources_install) = @_;
                                 $done += grep { !/\.src\.rpm$/ } values %$transaction_sources;         #updates
                                 $total = keys(%$transaction_sources_install) + keys %$transaction_sources;
                                 push @rpms_upgrade, keys %$transaction_sources;
                                 $done += grep { !/\.src\.rpm$/ } values %$transaction_sources_install; # installs
                             },
                             pre_removable => sub {
                                 # Gtk2::GUI_Update_Guard->new use of alarm() kill us when
                                 # running system(), thus making DVD being ejected and printing
                                 # wrong error messages (#30463)
                                       
                                 local $SIG{ALRM} = sub { die "ALARM" };
                                 $remaining = alarm(0);
                             },

                             post_removable => sub { alarm $remaining },
                             copy_removable => sub {
                                 my ($medium) = @_;
                                 interactive_msg(
                                     N("Change medium"),
                                     N("Please insert the medium named \"%s\"", $medium),
                                     yesno => 1, text => { no => N("Cancel"), yes => N("Ok") },
                                 );
                             },
                             pre_check_sig => sub { $gurpm->label(N("Verifying package signatures...")) },
                             check_sig => sub { $gurpm->set_progressbar(++$progress/$total) },
                             bad_signature => sub {
                                 my ($msg, $msg2) = @_;
                                 local $::main_window = $gurpm->{real_window};
                                 $msg =~ s/:$/\n\n/m; # FIXME: to be fixed in urpmi after 2008.0
                                 interactive_msg(
                                     N("Warning"), "$msg\n\n$msg2", yesno => 1, if_(10 < ($msg =~ tr/\n/\n/), scroll => 1),
                                 );
                             },
                             post_download => sub {
                                 $gurpm->canceled and goto return_with_exit_code;
                                 $gurpm->invalidate_cancel_forever;
                             },
                             need_restart => sub {
                                 my ($need_restart_formatted) = @_;
                                 # FIXME: offer to restart the system
                                 interactive_msg(N("Warning"), join("\n", values %$need_restart_formatted), scroll => 1);
                             },
                             trans_error_summary => sub {
                                 my ($nok, $errors) = @_;
                                 interactive_msg(
                                     N("Problem during installation"),
                                     if_($nok, N("%d installation transactions failed", $nok) . "\n\n") .
                                       N("There was a problem during the installation:\n\n%s",
                                         join("\n\n", @$errors, @error_msgs)),
                                     scroll => 1,
                                 );
                             },
                             need_restart => sub {
                                 my ($need_restart_formatted) = @_;
                                 interactive_msg(N("Warning"),
                                                 join("\n\n", values %$need_restart_formatted));
                             },
                             success_summary => sub {
                                 if (!($done || @to_remove)) {
                                     interactive_msg(N("Error"),
                                                     N("Unrecoverable error: no package found for installation, sorry."));
                                     return;
                                 }
                                 my $id = statusbar_msg(N("Inspecting configuration files..."), 0);
                                 my %pkg2rpmnew;
                                 foreach my $id (@rpms_upgrade) {
				     my $pkg = $urpm->{depslist}[$id];
				     next if $pkg->arch eq 'src';
				     $pkg2rpmnew{$pkg->fullname} = [ grep { -r "$_.rpmnew" || -r "$_.rpmsave" } $pkg->conf_files ];
                                 }
                                 statusbar_msg_remove($id);
                                 dialog_rpmnew(N("The installation is finished; everything was installed correctly.

Some configuration files were created as `.rpmnew' or `.rpmsave',
you may now inspect some in order to take actions:"),
                                               %pkg2rpmnew)
                                   and statusbar_msg(N("All requested packages were installed successfully."), 1);
                                 statusbar_msg(N("Looking for \"README\" files..."), 1);
                                 display_READMEs_if_needed($urpm, $w);
                             },
                             already_installed_or_not_installable => sub {
                                 my ($msg1, $msg2) = @_;
                                 my $msg = join("\n", @$msg1, @$msg2);
                                 return if !$msg; # workaround missing state
                                 interactive_msg(N("Error"), $msg);
                             },
                         },
                     );

    #- restart rpmdrake if needed, keep command line for that.
    if ($need_restart && !$exit_code && $something_installed) {
        log::explanations("restarting rpmdrake");
        #- it seems to work correctly with exec instead of system, provided we stop timers
        #- added --previous-priority-upgrade to allow checking if yet if
        #-   priority-upgrade list has changed. and make sure we don't uselessly restart
        my @argv = ('--previous-priority-upgrade=' . $urpm->{options}{'priority-upgrade'}, 
                grep { !/^--no-priority-upgrade$|--previous-priority-upgrade=/ } @Rpmdrake::init::ARGV_copy);
        # remove "--emmbedded <id>" from argv:
        my $i = 0;
        foreach (@argv) {
            splice @argv, $i, 2 if /^--embedded$/;
            $i++;
        }
        alarm(0);
        # remember not to ask again questions and the like:
        writeconf();
        exec($0, @argv);
        exit(0);
    }

    my $_s1 = N("RPM transaction %d/%d", 0, 0);
    my $_s2 = N("Unselect all");
    my $_s3 = N("Details");

    statusbar_msg_remove($statusbar_msg_id); #- XXX maybe remove this

    if ($exit_code == 0 && !$::rpmdrake_options{auto_orphans}) {
        if (urpm::orphans::check_unrequested_orphans_after_auto_select($urpm)) {
            if (my $msg = urpm::orphans::get_now_orphans_gui_msg($urpm)) {
                interactive_msg(N("Orphan packages"), $msg, scroll => 1);
            }
        }
    }

  return_with_exit_code:
    $something_installed = gurpm::RPMProgressDialog::get_something_done();
    return !($something_installed || scalar(@to_remove));
}


# -=-=-=---=-=-=---=-=-=-- remove packages -=-=-=---=-=-=---=-=-=-

sub perform_removal {
    my ($urpm, $pkgs) = @_;
    my @toremove = map { if_($pkgs->{$_}{selected}, $pkgs->{$_}{urpm_name}) } keys %$pkgs;
    return if !@toremove;
    my $gurpm = gurpm::RPMProgressDialog->new($urpm);
    $gurpm->label(1 ? N("Please wait") : N("Please wait, removing packages..."));
    $gurpm->init_progressbar;
    my $_gurpm_clean_guard = before_leaving { undef $gurpm };

    my $may_be_orphans = 1;
    urpm::orphans::unrequested_orphans_after_remove($urpm, \@toremove)
	or $may_be_orphans = 0;

    my @results;
    slow_func_statusbar(
	N("Please wait, removing packages..."),
	$::main_window,
	sub {
	    @results = $::rpmdrake_options{parallel}
		? urpm::parallel::remove($urpm, \@toremove)
		: urpm::install::install($urpm, \@toremove, {}, {},
                                   callback_uninst => \&gurpm::RPMProgressDialog::callback_inst,
                               );
	    open_rpm_db('force_sync');
	},
    );
    if (@results) {
	interactive_msg(
	    N("Problem during removal"),
	    N("There was a problem during the removal of packages:\n\n%s", join("\n",  @results)),
	    if_(@results > 1, scroll => 1),
	);
	return 1;
    } else {
        if ($may_be_orphans && !$::rpmdrake_options{auto_orphans}) {
            if (my $msg = urpm::orphans::get_now_orphans_gui_msg($urpm)) {
                interactive_msg(N("Information"), $msg, scroll => 1);
            }
        }
	return 0;
    }
}

1;